Fluid reaction surfaces (i.e. – impellers) – Operated by art device – Runner supported rocking device
Patent
1979-12-10
1981-07-07
Smith, Leonard E.
Fluid reaction surfaces (i.e., impellers)
Operated by art device
Runner supported rocking device
74129, 74136, A47C 774
Patent
active
042772249
ABSTRACT:
A fan constructed according to the present invention has a base supporting a vertical tube having a movable vertical rod inside. The lower end of the rod is hingedly connected to a means for attaching the device to a moving part of a rocking chair, such as a rocker, seat or leg. An endless belt is connected to the top of the vertical rod for oscillating movement therewith, the belt being held in a vertical loop by a pair of wheels or gears mounted within the tube. A top wheel movable with the belt engages a set of gears in such a manner as to transform oscillatory motion of the belt into rotation of a horizontal shaft in a single direction. A set of fan blades is mounted on the horizontal shaft.
REFERENCES:
patent: 1121923 (1914-12-01), Hartman
patent: 1139299 (1915-05-01), Kline
patent: 1173043 (1916-02-01), Schroeder
patent: 1269325 (1918-06-01), Singer
patent: 1302010 (1919-04-01), Cattinari
patent: 1328353 (1920-01-01), Wuerth
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